Index of English words, starting with "po"

(1) - Powerful (a.) Large; capacious; -- said of veins of ore.
(2) - Powerful (a.) Full of power; capable of producing great effects of any kind; potent; mighty; efficacious; intense; as, a powerful man or beast; a powerful engine; a powerful argument; a powerful light; a powerful vessel.

(1) - Powerless (a.) Destitute of power, force, or energy; weak; impotent; not able to produce any effect.